}
}
+/* Set the appropriate matrix for
+ * patterns coming from the style context
+ */
+static void
+style_pattern_set_matrix (cairo_pattern_t *pattern,
+ gdouble width,
+ gdouble height)
+{
+ cairo_matrix_t matrix;
+ gint w, h;
+
+ if (cairo_pattern_get_type (pattern) == CAIRO_PATTERN_TYPE_SURFACE)
+ {
+ cairo_surface_t *surface;
+
+ cairo_pattern_get_surface (pattern, &surface);
+ w = cairo_image_surface_get_width (surface);
+ h = cairo_image_surface_get_height (surface);
+ }
+ else
+ w = h = 1;
+
+ cairo_matrix_init_scale (&matrix, (gdouble) w / width, (gdouble) h / height);
+ cairo_pattern_set_matrix (pattern, &matrix);
+}
+
static void
render_background_internal (GtkThemingEngine *engine,
cairo_t *cr,
GtkBorder *border;
gint radius, border_width;
GtkBorderStyle border_style;
+ gdouble mat_w, mat_h;
+ cairo_matrix_t identity;
- if (width <= 0 || height <= 0)
- return;
+ /* Use unmodified size for pattern scaling */
+ mat_w = width;
+ mat_h = height;
flags = gtk_theming_engine_get_state (engine);
- cairo_save (cr);
+
+ cairo_matrix_init_identity (&identity);
gtk_theming_engine_get (engine, flags,
"background-image", &pattern,
border_width = MIN (MIN (border->top, border->bottom),
MIN (border->left, border->right));
- running = gtk_theming_engine_state_is_running (engine, GTK_STATE_PRELIGHT, &progress);
+ if (border_width > 1 &&
+ border_style == GTK_BORDER_STYLE_NONE)
+ {
+ cairo_set_line_width (cr, border_width);
+
+ x += (gdouble) border_width / 2;
+ y += (gdouble) border_width / 2;
+ width -= border_width;
+ height -= border_width;
+ }
+ else
+ {
+ x += border->left;
+ y += border->top;
+ width -= border->left + border->right;
+ height -= border->top + border->bottom;
+ }
+
+ if (width <= 0 || height <= 0)
+ return;
+
+ cairo_save (cr);
+ cairo_translate (cr, x, y);
- cairo_push_group (cr);
+ running = gtk_theming_engine_state_is_running (engine, GTK_STATE_PRELIGHT, &progress);
if (gtk_theming_engine_has_class (engine, "background"))
{
cairo_paint (cr);
}
- cairo_translate (cr, x, y);
- cairo_scale (cr, width, height);
-
if (running)
{
cairo_pattern_t *other_pattern;
/* Different pattern types, or different color
* stop counts, alpha blend both patterns.
*/
- cairo_rectangle (cr, 0, 0, 1, 1);
+ _cairo_round_rectangle_sides (cr, (gdouble) radius,
+ 0, 0, width, height,
+ SIDE_ALL, junction);
+
+ style_pattern_set_matrix (other_pattern, mat_w, mat_h);
cairo_set_source (cr, other_pattern);
cairo_fill_preserve (cr);
+ cairo_pattern_set_matrix (other_pattern, &identity);
+
/* Set alpha for posterior drawing
* of the target pattern
*/
gdk_rgba_free (other_bg);
}
- cairo_rectangle (cr, 0, 0, 1, 1);
-
+ _cairo_round_rectangle_sides (cr, (gdouble) radius,
+ 0, 0, width, height,
+ SIDE_ALL, junction);
if (pattern)
{
+ style_pattern_set_matrix (pattern, mat_w, mat_h);
cairo_set_source (cr, pattern);
- cairo_pattern_destroy (pattern);
}
else
gdk_cairo_set_source_rgba (cr, bg_color);
if (alpha == 1)
- cairo_fill (cr);
- else
{
- cairo_pattern_t *mask;
-
- mask = cairo_pattern_create_rgba (1, 1, 1, alpha);
- cairo_mask (cr, mask);
- cairo_pattern_destroy (mask);
- }
-
- cairo_pop_group_to_source (cr);
-
- if (border_width > 1 &&
- border_style == GTK_BORDER_STYLE_NONE)
- {
- cairo_set_line_width (cr, border_width);
-
- x += (gdouble) border_width / 2;
- y += (gdouble) border_width / 2;
- width -= border_width;
- height -= border_width;
+ if (border_width > 1 &&
+ border_style != GTK_BORDER_STYLE_NONE)
+ {
+ /* stroke with the same source, so the background
+ * has exactly the shape than the frame, this
+ * is important so gtk_render_background() and
+ * gtk_render_frame() fit perfectly with round
+ * borders.
+ */
+ cairo_fill_preserve (cr);
+ cairo_stroke (cr);
+ }
+ else
+ cairo_fill (cr);
}
else
{
- x += border->left;
- y += border->top;
- width -= border->left + border->right;
- height -= border->top + border->bottom;
- }
+ cairo_save (cr);
+ _cairo_round_rectangle_sides (cr, (gdouble) radius,
+ 0, 0, width, height,
+ SIDE_ALL, junction);
+ cairo_clip (cr);
- _cairo_round_rectangle_sides (cr, (gdouble) radius,
- x, y, width, height,
- SIDE_ALL, junction);
- cairo_close_path (cr);
+ cairo_paint_with_alpha (cr, alpha);
- if (border_width > 1 &&
- border_style != GTK_BORDER_STYLE_NONE)
+ cairo_restore (cr);
+ }
+
+ if (pattern)
{
- /* stroke with the same source, so the background
- * has exactly the shape than the frame, this
- * is important so gtk_render_background() and
- * gtk_render_frame() fit perfectly with round
- * borders.
- */
- cairo_fill_preserve (cr);
- cairo_stroke (cr);
+ cairo_pattern_set_matrix (pattern, &identity);
+ cairo_pattern_destroy (pattern);
}
- else
- cairo_fill (cr);
cairo_restore (cr);
GtkStateFlags flags;
GdkRGBA *bg_color;
GdkRGBA lighter, darker;
+ GtkJunctionSides sides;
gint xx, yy;
cairo_save (cr);
flags = gtk_theming_engine_get_state (engine);
- cairo_set_line_width (cr, 1);
+ cairo_set_line_width (cr, 1.0);
+ sides = gtk_theming_engine_get_junction_sides (engine);
gtk_theming_engine_get (engine, flags,
"background-color", &bg_color,
color_shade (bg_color, 0.7, &darker);
color_shade (bg_color, 1.3, &lighter);
- gdk_cairo_set_source_rgba (cr, bg_color);
- cairo_rectangle (cr, x, y, width, height);
- cairo_fill (cr);
+ render_background_internal (engine, cr, x, y, width, height, sides);
if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_GRIP))
{
- GtkJunctionSides sides;
-
- cairo_save (cr);
-
- cairo_set_line_width (cr, 1.0);
- sides = gtk_theming_engine_get_junction_sides (engine);
-
/* reduce confusing values to a meaningful state */
if ((sides & (GTK_JUNCTION_CORNER_TOPLEFT | GTK_JUNCTION_CORNER_BOTTOMRIGHT)) == (GTK_JUNCTION_CORNER_TOPLEFT | GTK_JUNCTION_CORNER_BOTTOMRIGHT))
sides &= ~GTK_JUNCTION_CORNER_TOPLEFT;
yi += 3;
}
}
-
- cairo_restore (cr);
}
else if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_PANE_SEPARATOR))
{
GtkStateFlags state;
guint num_steps, step;
GdkRGBA *color;
- gdouble dx, dy;
gdouble progress;
gdouble radius;
gdouble half;
cairo_save (cr);
- cairo_translate (cr, x, y);
-
- /* draw clip region */
cairo_set_operator (cr, CAIRO_OPERATOR_OVER);
+ cairo_set_line_width (cr, 2.0);
+ cairo_translate (cr, x + width / 2, y + height / 2);
- dx = width / 2;
- dy = height / 2;
radius = MIN (width / 2, height / 2);
half = num_steps / 2;
gint inset = 0.7 * radius;
/* transparency is a function of time and intial value */
- gdouble t = (gdouble) ((i + num_steps - step)
- % num_steps) / num_steps;
-
- cairo_save (cr);
+ gdouble t = 1.0 - (gdouble) ((i + step) % num_steps) / num_steps;
+ gdouble xscale = - sin (i * G_PI / half);
+ gdouble yscale = - cos (i * G_PI / half);
cairo_set_source_rgba (cr,
color->red,
color->blue,
color->alpha * t);
- cairo_set_line_width (cr, 2.0);
cairo_move_to (cr,
- dx + (radius - inset) * cos (i * G_PI / half),
- dy + (radius - inset) * sin (i * G_PI / half));
+ (radius - inset) * xscale,
+ (radius - inset) * yscale);
cairo_line_to (cr,
- dx + radius * cos (i * G_PI / half),
- dy + radius * sin (i * G_PI / half));
+ radius * xscale,
+ radius * yscale);
cairo_stroke (cr);
-
- cairo_restore (cr);
}
cairo_restore (cr);